Nordic Pure 20x25x5HPM12C-4 Honeywell Replacement Pleated MERV 12 Plus Carbon Filter (4 Pack)， 20 x 25 x 5"<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Actual Size of air filter: 19 7/8 x 24 7/8 x 4 3/8</li><li>Odor absorbing activated carbon</li><li>One convenient air filter to take care of both filtration and odor control</li><li>Superior air filter for residential or commercial property</li><li>Made in the USA</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51o%2BY1DS3uL.jpg" noproxy>